OpenTechnical

OT-2026-000057687

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000057687) never changes.

Identity and time

Publication numberOT-2026-000057687 · never reused
Internal UUID01a0ae88-2695-750c-be2a-e4e79fce0ab9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057687
StatusPUBLIC

Content hashes

Canonical text6c0f75f5245c5255fd5278a1cc97465261495d361fb5a032f84168624ee56abe
Markdown69c7505cdd0d230a3e9ce84d49d3e5594c005e137980e370200595641455be5a
PDF
Publication page2d5dbbda66643011562d8c3b0a691be4f16f0912b2da7cb853601cffc26aa1f5
Manifeste2691758557c829de7ef9f1e82028864cd3905fae8d586f0c5396719cb3c8532

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
SignatureeRhL6C0KVdplmQ/eRqcFppACaQLLpl1wGnx9O9wy4xVI3u8Al/AJVrwp1iKJ04lib24O6yb+mw+F7Ux03i09AQ==
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

2026-09-17T10:48:20.872252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057687
observed 2d5dbbda66643011562d8c3b0a691be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:20.851340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057687/manifest.json
observed e2691758557c829de7ef9f1e82028864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:20.832914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057687/publication.md
observed 69c7505cdd0d230a3e9ce84d49d3e559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:20.811581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057687/publication.txt
observed 6c0f75f5245c5255fd5278a1cc974652...
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.