OpenTechnical

OT-2026-000098262

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000098262) never changes.

Identity and time

Publication numberOT-2026-000098262 · never reused
Internal UUID01a0aea1-e964-74b2-a5e1-56a6347bbb83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098262
StatusPUBLIC

Content hashes

Canonical text2f92d13b5ef74d75c8745806e47ba4517141cd1d05c1dd880ce6f01b65b814a0
Markdown8c3abefb7f95f959b501df293b03a8c181c06b450bc6d520fe4dd156888d4904
PDF
Publication page9a0f07a5bf6c6b16862c0ddc7c885d3472a1d3e83c8509bf21aef27775ab1dd2
Manifest903d777eaf99fc936331f7b829e15542850c2307f0ea59a9a40b7f4c9f34aa8b

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
Signaturez2Vj7z2WuDEnIL967N8dCrxb1MCL0pfidEEKkATAMY9f7MM9wND01trS6l5k2uSMjyfsElVW0uMuiULPQk/MCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:27.110636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098262
observed 9a0f07a5bf6c6b16862c0ddc7c885d34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.091715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098262/manifest.json
observed 903d777eaf99fc936331f7b829e15542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.073930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098262/publication.md
observed 8c3abefb7f95f959b501df293b03a8c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.056349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098262/publication.txt
observed 2f92d13b5ef74d75c8745806e47ba451...
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.