OpenTechnical

OT-2026-000088679

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088679) never changes.

Identity and time

Publication numberOT-2026-000088679 · never reused
Internal UUID01a0ae9b-8f0f-7c21-8340-c043f634af98 · 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-2026-000088679
StatusPUBLIC

Content hashes

Canonical textb7714cbb6f82dfe00e50d7c25a81d5f968d3898b49dadfa64f1e32b4eaa85c3a
Markdownac557d11fa471892c606996822c45cbabf008ec7e5a80e6fb363fa0e9cad2daf
PDF
Publication page3c6561d302fb22399eea7d6c0a977c5c98d19efcdf76392d8839c616dd45fc72
Manifestf8e3b18e9a40e3072083ad221cc852d7cae7702285c334a290a29e5c59c33e0c

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
Signature56yNgqKomJLnEXseXK4nwXXncVEQaYEhaT3GVfDExx6ETqDGhoUFxSclceVHXXYtcNDOaseAj8S9V3mhfy3UDQ==
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

2026-09-17T09:47:46.622045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088679
observed 3c6561d302fb22399eea7d6c0a977c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.602449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088679/manifest.json
observed f8e3b18e9a40e3072083ad221cc852d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.579752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088679/publication.md
observed ac557d11fa471892c606996822c45cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.560177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088679/publication.txt
observed b7714cbb6f82dfe00e50d7c25a81d5f9...
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.