OpenTechnical

OT-2026-000033063

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000033063) never changes.

Identity and time

Publication numberOT-2026-000033063 · never reused
Internal UUID01a0ae75-4843-77d9-9d06-c6f6cdaf8e2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033063
StatusPUBLIC

Content hashes

Canonical text6d4fef2a0128f0f1727dd919cc143a9cbf3d32794ff6433a11f381865eb5cde5
Markdown96fa8c9f82ee04bc0db95f4fbf3ee2bdd07415487fed548e7236974513fb4d3f
PDF
Publication page6560656c00463e1e943c2a4788dad45915562fd94a55dd336d9fc8ad833c0901
Manifestdc20964bde4b9fcfa35b9443f0866d224e3d5f3f2ecbe1cd7eca09275f0346c5

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
Signature4P64TRDwJfRn1U434w7INMGJObd4iuV6JEOgUpcfKailoSZ9vv4xUcRZbR4u9MnRHmf0+Ke/T78Pg5vJuMklCw==
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

2026-09-17T11:32:42.404883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033063
observed 6560656c00463e1e943c2a4788dad459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.386538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033063/manifest.json
observed dc20964bde4b9fcfa35b9443f0866d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.369428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033063/publication.md
observed 96fa8c9f82ee04bc0db95f4fbf3ee2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.354566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033063/publication.txt
observed 6d4fef2a0128f0f1727dd919cc143a9c...
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.