OpenTechnical

OT-2026-000056426

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000056426) never changes.

Identity and time

Publication numberOT-2026-000056426 · never reused
Internal UUID01a0ae87-4bd2-7f12-a676-0b964e436bae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056426
StatusPUBLIC

Content hashes

Canonical text1311c97178e6222c241354145b3d0cbc1824e6e250676dea20d870a78260ee68
Markdown1ae4097b1d966530c3bfaa5a49d9c9ca90e69e82a11f1206c3d5b952461dc358
PDF
Publication paged683f5f9e75e012ba401740f157f7ed859c2d4c934ed915c7c3cea4012d1892d
Manifest57fe50144b2e45f242b951912a77576435c015bcfbc19bd50f13f67543b67993

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
SignaturepLkk+HDg69Ol4Gl5ieC4fKAE6bj0byVc28strY+/eKTInTGHdkN41gx2ca1V3k0e2pPYI7Rwris28KFgfq41DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:57.532445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056426
observed d683f5f9e75e012ba401740f157f7ed8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:57.516427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056426/manifest.json
observed 57fe50144b2e45f242b951912a775764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:57.498154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056426/publication.md
observed 1ae4097b1d966530c3bfaa5a49d9c9ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:57.480892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056426/publication.txt
observed 1311c97178e6222c241354145b3d0cbc...
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.