OpenTechnical

OT-2026-000086095

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained blow-off before set-down

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-2026-000086095) never changes.

Identity and time

Publication numberOT-2026-000086095 · never reused
Internal UUID01a0ae99-e82b-7610-ab3d-b053b5252fc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086095
StatusPUBLIC

Content hashes

Canonical text7b513d0cb28569002b3b1ce5bd0abefe4b15c91725f4b1dd021b3868af93a9fb
Markdown455f5e1e1ad05b3cc47618fa99f2cf5f6289526421cbd0f27464e46e972f2a99
PDF
Publication page27af89656976b69cad7eb7adb30459d73ed59b9b7ef12a891d38185d1566ecbd
Manifest90b29b33697de10a2bdb837821b24b25142b3c905486ed101a10de9b3c588f15

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
SignatureiXEILTNyRYynY/BZAxesrh1aAlVcdFY3/cJG2Dx23Jxf4Bi/cYMwMFSHT+kZIkWwp+b/GQmEWyRRYxxnLlA7Cw==
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

2026-09-17T09:53:44.610474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086095
observed 27af89656976b69cad7eb7adb30459d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.591624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086095/manifest.json
observed 90b29b33697de10a2bdb837821b24b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.572982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086095/publication.md
observed 455f5e1e1ad05b3cc47618fa99f2cf5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:44.553359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086095/publication.txt
observed 7b513d0cb28569002b3b1ce5bd0abefe...
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.