OpenTechnical

OT-2026-000094507

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000094507) never changes.

Identity and time

Publication numberOT-2026-000094507 · never reused
Internal UUID01a0ae9e-f4e9-7ae5-8e1a-0a2e99fa0560 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094507
StatusPUBLIC

Content hashes

Canonical textd81892355e92d6f564018f6e0fbc7c351b62723f5c4564b97213f8aa9b8f5213
Markdownb1ad6c9730e314f90ff964b411518a828d0cb744fd15317a429eda30c1307eb8
PDF
Publication page69343f46a6b672c9e80a96e9bf8d72fc27e0eaa0f1b5e8bea7b8b3d0148bba37
Manifest8464cb66640db2170db347de879dc3e56a284f4745865991761dae75e5c7b12c

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
SignatureHWd4ZVoN1qm+s8u5zY3+bdxX3FciXvjnSqPz6ccHYF4gekVU2EXBNrI2pLJ8+pdAM5gZn47QpC7Ts2EQW2ktDg==
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

2026-09-17T09:37:56.425925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094507
observed 69343f46a6b672c9e80a96e9bf8d72fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.405867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094507/manifest.json
observed 8464cb66640db2170db347de879dc3e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.388857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094507/publication.md
observed b1ad6c9730e314f90ff964b411518a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.367665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094507/publication.txt
observed d81892355e92d6f564018f6e0fbc7c35...
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.