OpenTechnical

OT-2026-000063484

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063484) never changes.

Identity and time

Publication numberOT-2026-000063484 · never reused
Internal UUID01a0ae8c-f944-73af-9013-fd633489f5a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063484
StatusPUBLIC

Content hashes

Canonical textf4514cf5d92b8bb8d545ec10c9395c2e17e7a2aee172e194b0a28a212d47a692
Markdown4a4e29b92a2aaabb73f11c7efecb8d6d82e753b8dc4ea29d04a2fd1b58061451
PDF
Publication pagefbc046c5d8178430b58b3883b2e84abe5888ffb599133ac14110d8d6923edbfa
Manifestbca2698210a69fcb6d8781ba31f2c643e41c631183691595704d0eecea65c6eb

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
Signature8v0exqP66rWRDvFQ/yt0ZLuPzbszqlO7HVo5W+CpA3B0jsp2uu6wN0I1YtJciSRlvs8SxNedXBstU9MNDQ+0Ag==
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

2026-09-17T10:37:27.518088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063484
observed fbc046c5d8178430b58b3883b2e84abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.500173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063484/manifest.json
observed bca2698210a69fcb6d8781ba31f2c643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.476272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063484/publication.md
observed 4a4e29b92a2aaabb73f11c7efecb8d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:27.456155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063484/publication.txt
observed f4514cf5d92b8bb8d545ec10c9395c2e...
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.