OpenTechnical

OT-2026-000046667

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046667) never changes.

Identity and time

Publication numberOT-2026-000046667 · never reused
Internal UUID01a0ae7e-57de-77ed-9676-7c09955051e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046667
StatusPUBLIC

Content hashes

Canonical text1810bad7b39478ecdfd345d88a5224bb8bf737875dacab4b358ced52f2a1a9e3
Markdownb9e88feb8a362e2865428038ff1898cd2d587ee7ca71b3fe1003993236189762
PDF
Publication pagedcb9bbebe34a4c48a6dcc7ba53345a69b0bf5f97ce33ac79577ee660410c1d2a
Manifestc36edd4d2b4a2de0ab19a4d14b56b0fe81a1ac97f48e0922bf8ce8bca466481a

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
SignatureTjsci0PHpGDmDcQmkexv+wLdIqJPUWYax2o+5eac2l9a89z+Pp/wBIrqMbaT92j1G2PPuLXT1jBwABJJM3vaDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:45.849846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046667
observed dcb9bbebe34a4c48a6dcc7ba53345a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:45.832011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046667/manifest.json
observed c36edd4d2b4a2de0ab19a4d14b56b0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:45.813957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046667/publication.md
observed b9e88feb8a362e2865428038ff1898cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:45.793765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046667/publication.txt
observed 1810bad7b39478ecdfd345d88a5224bb...
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.