OpenTechnical

OT-2026-000101088

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101088) never changes.

Identity and time

Publication numberOT-2026-000101088 · never reused
Internal UUID01a0aea3-c377-7897-bd7d-75f5a498249a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101088
StatusPUBLIC

Content hashes

Canonical text769fa5c81aee963f9fc80f6a070dc32a2b6f20ddd0b65d196c0f4423c3b167f6
Markdown73655296fe28dd1edafc8d70df5b2ea20480b4c014b13c1ced10b6d2b5572282
PDF
Publication page9205eb3330571d51f952066073de60e7518ce43c7e7b9aaf27963f05269bc6f8
Manifest6e0b3ad4b4f1ce616dd43eaad88553410f3bf7f2f86e73b4d63e99bf89d52ec0

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
SignatureWWW9yhURmJs3PaS/p+0xphCAYJ/vdM7ueH65eikkhuTserEEdqCtjGm7tFcibRlaxZRDq4+3Tntk/xRi9NmoBQ==
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

2026-09-17T09:26:42.635634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101088
observed 9205eb3330571d51f952066073de60e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.616503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101088/manifest.json
observed 6e0b3ad4b4f1ce616dd43eaad8855341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.598588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101088/publication.md
observed 73655296fe28dd1edafc8d70df5b2ea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.580696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101088/publication.txt
observed 769fa5c81aee963f9fc80f6a070dc32a...
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.