OpenTechnical

OT-2026-000056267

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, 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-2026-000056267) never changes.

Identity and time

Publication numberOT-2026-000056267 · never reused
Internal UUID01a0ae87-4bd1-76f1-ad97-ebefc4bc4ed5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056267
StatusPUBLIC

Content hashes

Canonical text870f820c01b4bb33467f5c8027cb45e8e474c8a00b9b3b93f1f3e4a1a278a1c6
Markdowna81938b796745e0de3783f28746629b04b473fb57ffd5cf5edbe84c7248a7f7b
PDF
Publication pagef76ecdebaef6d0d89c1dbcbe6be9efc4a04941d7fa6f7ccb25ba1293d7bab173
Manifest076d5d6b69bd915a71b73ba8550efe91410e11776a5c60101a3a02bc3052314c

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
Signaturen/uPSmbjxYnDDL5UZNlegaiYhzD1K9PixW1DJw1y9PuMZAkQ8W8Qk6LY2A6hunJWiC5Yc12QO4n6CGncZg8MAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:45.201318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056267
observed f76ecdebaef6d0d89c1dbcbe6be9efc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.182679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056267/manifest.json
observed 076d5d6b69bd915a71b73ba8550efe91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.166152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056267/publication.md
observed a81938b796745e0de3783f28746629b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:45.148166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056267/publication.txt
observed 870f820c01b4bb33467f5c8027cb45e8...
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.