OpenTechnical

OT-2026-000070888

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000070888) never changes.

Identity and time

Publication numberOT-2026-000070888 · never reused
Internal UUID01a0ae91-8c2d-784c-923a-03789e88b09e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070888
StatusPUBLIC

Content hashes

Canonical text3228973f24105104f9a7192bb145489d9df05fbc089e4b206dfbc7d58e8f498b
Markdown66bc2c33c5cd936289467f68ebf7997e04e804e4ecc7cc4d79b5732e82687d19
PDF
Publication page283ad5d1f0c38907230340880258c553e5324bc600d667847ccc6e91a09def40
Manifest593749f8466435adb3a15b9f443d3b3783dc567bcc8badab8f0e547731b7fe37

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
SignatureyoqKr91V3YhsR48qTXRt3WeBBg7suKrlyGB52p+ZZCpq1WBA8aspVFpEMWGjncAywpYNpNkR6js4sGk8IEZICA==
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

2026-09-17T10:25:42.514522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070888
observed 283ad5d1f0c38907230340880258c553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.497858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070888/manifest.json
observed 593749f8466435adb3a15b9f443d3b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.460564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070888/publication.md
observed 66bc2c33c5cd936289467f68ebf7997e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.423138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070888/publication.txt
observed 3228973f24105104f9a7192bb145489d...
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.