OpenTechnical

OT-2026-000057324

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057324) never changes.

Identity and time

Publication numberOT-2026-000057324 · never reused
Internal UUID01a0ae87-d5bc-72bc-aa27-cf6cdf35ecb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057324
StatusPUBLIC

Content hashes

Canonical textf8326ad6d9e2e49809b43922003cf01648a520024e0503687820a96ecb92f318
Markdownae2f23dac79c16b0e60b3f551898b93eb955c448acc6eb0436f407a4f3a40860
PDF
Publication page082ef3336c969aad3c0d4c4c4a5e9bdef97a20da669730f45aa3337fddeb6240
Manifest792a40af431164a9d47a57e21c326371104ca03c39cc27e8a45589f4e6d8bbed

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturejAiGP/1opQmGL/zM2NAVpPeYSY35tGESL7kpDCEMTJguG6JSdC1L1SZl5pJTnZl3OJXjzivQIY94x83MExi2DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:26.358656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324
observed 082ef3336c969aad3c0d4c4c4a5e9bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.336544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324/manifest.json
observed 792a40af431164a9d47a57e21c326371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.314477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324/publication.md
observed ae2f23dac79c16b0e60b3f551898b93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.296383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324/publication.txt
observed f8326ad6d9e2e49809b43922003cf016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.615456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324
observed 082ef3336c969aad3c0d4c4c4a5e9bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.595503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324/manifest.json
observed 792a40af431164a9d47a57e21c326371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.576350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324/publication.md
observed ae2f23dac79c16b0e60b3f551898b93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:35.554989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057324/publication.txt
observed f8326ad6d9e2e49809b43922003cf016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.