OpenTechnical

OT-2026-000061471

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000061471) never changes.

Identity and time

Publication numberOT-2026-000061471 · never reused
Internal UUID01a0ae8b-7b43-73e1-9263-f1e5e9a866a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061471
StatusPUBLIC

Content hashes

Canonical textfdd83369302d1cf68fffa345d4ac51fca2ed2ea8523ddb7ce632dd9c640287b6
Markdown92cdcab1d5014b0468cf8ea0f6584cce9509c9aa1b6348bd69d43a9655899769
PDF
Publication page5fa2ed6e467f1b3eea9a756e6def64fc45091694176375e343bbb23872a62300
Manifeste6e199d4b05a654d09645f4fd26149d6267925ab62a04c7dd9d53fdb82c2f7bf

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
SignatureYnSqILyIEm3HKyGgrxFTWqLEGUuaCaGCJR3AbmkT6nDBqKOm1ow2O/ofx4I7xtB1CxuFHTNIp/c6lNvplfMxDA==
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...

Independent retrieval

2026-09-17T10:41:21.460898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061471
observed 5fa2ed6e467f1b3eea9a756e6def64fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:21.442587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061471/manifest.json
observed e6e199d4b05a654d09645f4fd26149d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:21.424614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061471/publication.md
observed 92cdcab1d5014b0468cf8ea0f6584cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:21.407354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061471/publication.txt
observed fdd83369302d1cf68fffa345d4ac51fc...
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.