OpenTechnical

OT-2026-000008923

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line 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-2026-000008923) never changes.

Identity and time

Publication numberOT-2026-000008923 · never reused
Internal UUID01a0ae6b-31b7-7e6b-9c81-56212f92121b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008923
StatusPUBLIC

Content hashes

Canonical text519da6f3c5e67a7b3eb2c47abf75dd8f310efdbffea2fd9156488470cd9810e3
Markdownaaf079a96820c16d79176100eb8a89703f906ffa714aca1359aac021b6d3698f
PDF
Publication page55653645c2defc1dae14ffe013c3578aa94a423070973d7a163c1d0c36421eb2
Manifestec92b39469fd424ba50c2a08c4e10fe26d2f45b6ca92643879aead3d85460dad

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
Signature6PzF1QGf01t8S3colYnlGL5VdmQ08kl00iW9d+kiiRTuZibBC358bjvo9xAUCVoMfn5IPkmhiG2gdVyMbD4TCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:31.961575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008923
observed 55653645c2defc1dae14ffe013c3578a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:31.942652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008923/manifest.json
observed ec92b39469fd424ba50c2a08c4e10fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:31.920648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008923/publication.md
observed aaf079a96820c16d79176100eb8a8970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:31.900589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008923/publication.txt
observed 519da6f3c5e67a7b3eb2c47abf75dd8f...
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.