OpenTechnical

OT-2026-000088723

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088723) never changes.

Identity and time

Publication numberOT-2026-000088723 · never reused
Internal UUID01a0ae9b-8f10-7f3d-beeb-9750bf089a99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088723
StatusPUBLIC

Content hashes

Canonical text9d14040d988c428b3444ea62a880ce791c8f290ae80c485d9d9b7443d5debd33
Markdownea965772f4fefb1b1a33e3a5634ae178aeb857d34d1c6a7e8cfb2f016c9a2cbf
PDF
Publication page14b7c9e1eafc56c8737f4f7f154e18c5739b553bd702fa6037ed0c2dc4b7a1cc
Manifestd4a1f87e7ce5f585ba1c277b28dd8e8fecaa15c7a4e826b4b7fcf8d976ad63b9

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
Signaturei2Mda/8x27MuJ87wUUivm/0K1l755D1KqdxyIlXvqME5Go4E/sEZo4eQqsNprBQQoN3QaDIXWv3hoVMsxU3ICQ==
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

2026-09-17T09:47:57.902660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088723
observed 14b7c9e1eafc56c8737f4f7f154e18c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.883557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088723/manifest.json
observed d4a1f87e7ce5f585ba1c277b28dd8e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.865274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088723/publication.md
observed ea965772f4fefb1b1a33e3a5634ae178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.845134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088723/publication.txt
observed 9d14040d988c428b3444ea62a880ce79...
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.