OpenTechnical

OT-2026-000054655

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000054655) never changes.

Identity and time

Publication numberOT-2026-000054655 · never reused
Internal UUID01a0ae86-1284-788a-8975-28780749b24c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054655
StatusPUBLIC

Content hashes

Canonical text053691109b90611085b0800fa4ca2fa620750bb146c69e2c260a120d717db12a
Markdowneca184fb30a25d1e078d52b8fff4fc4c6b9e4d186d551e44bc6b516bb57e64a1
PDF
Publication page97ec223aafc2fd3a74a45b6d57f694f84ca07f0ef8de649db5ba3529fa661989
Manifest51f407048a2d5dcbb2af53ced2eb0cbc55d892779ef003b2fda6686991c35d2e

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
Signaturej0HxhT7+LiwJj6kohAY1lnAi+Z0Z3zWIooOtex6o/R6etp0rGuyKy+KHfpLmWV/4Atzr99paYjKIJLgXNSCxDg==
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

2026-09-17T10:53:43.484071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054655
observed 97ec223aafc2fd3a74a45b6d57f694f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.465708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054655/manifest.json
observed 51f407048a2d5dcbb2af53ced2eb0cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.447338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054655/publication.md
observed eca184fb30a25d1e078d52b8fff4fc4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.429491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054655/publication.txt
observed 053691109b90611085b0800fa4ca2fa6...
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.