OpenTechnical

OT-2026-000079243

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000079243) never changes.

Identity and time

Publication numberOT-2026-000079243 · never reused
Internal UUID01a0ae96-0b90-7b88-9a6f-be2792281b78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079243
StatusPUBLIC

Content hashes

Canonical text56b3036b76f52d28224ddacccf1bb0023c645d0f2336caf22c7a6baeb249bbf8
Markdown36e613c6760e493fc8028b5cbe73548ad2fb0484b8d06c4f5213dfdca490355c
PDF
Publication page7269bfe2c71bd10354f601a13ea1bd2d56b1f32d932fe1c0e0ef284cb2b60ccf
Manifeste4ee0af2c89a57b4b7fa2ae68ccbf138cbf5cbc76d31433b9533898d88eb1410

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
Signature8AAohL8A2bxL8E8G/SaRav5S1M3PFFX29B6OAWN/EQ4OU4WN/sXvrMkDwOBGiUpQrrGTDSYvsF2SabA2WUhYBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:50.154566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079243
observed 7269bfe2c71bd10354f601a13ea1bd2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:50.137492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079243/manifest.json
observed e4ee0af2c89a57b4b7fa2ae68ccbf138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:50.121941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079243/publication.md
observed 36e613c6760e493fc8028b5cbe73548a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:50.103175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079243/publication.txt
observed 56b3036b76f52d28224ddacccf1bb002...
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.